Icom IC-M401E Скачать руководство пользователя страница 33

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11 - 1

SECTION 11

VOLTAGE DIAGRAM

IC8

PC357N6T

Q9
2SA1576A

Q8
2SC4081

IC3

BU4094BCFV-E2

DTA144EUA

Q11
DTA114EUA

2SK1069

IC2
S-80942CNMC-G9C-T2

2SC4116

2SB1132

2SC4116

IC7

TC74HC14AF

DTC114EUA

IC9

NJM2904M-TE1

IC4

HN58X2432TI

IC1
HD6433847RB82H

STR

CLK

GND

Q’S

V+

D2
1SS355

D1 1SS355

R83
10k

R81
33k

R77
470

R78
6.8k

R37
15k

R36
1.5k

R33
10k

R35
10k

R34
10k

R43
10k

R45
10k

R47
10k

R49
10k

R51
10k

R53
10k

R55
10k

R42
20k

R44
20k

R46
20k

R48
20k

R50
20k

R52
20k

R54
20k

R56
20k

R41
20k

R84
150k

R32
100k

R38
3.3k

R86
100k

C91
0.001

C92
0.001

C82
0.01

C75
0.0047

C76
0.01

C5
0.01

C8
0.01

C42
0.01

C1 27p

C72
0.01

C74
0.01

C73
0.01

C2
24p

C12
0.01

C43
0.01

C81
0.001

R85
47k

R87
100k

R73
47

R72
4.7k

C3
0.027

R7
39k

OUT

VDD

VSS

R6
39k

DS7
FY1101F-TR

R30
100k

R31
100k

R28
100k

DS1 TTR5341

S27

S28

S13

S14

S15

S16

S17

S18

S19

S20

S21

S22

S23

S24

S25

S26

S10

S11

S12

R29
100k

DS4
SML-311YTT86

DS5
SML-311YTT86

R27
330

DS3
SML-311YTT86

DS2
SML-311YTT86

DS6
FY1101F-TR

R26
820

R25
820

C11
0.001

R22
27

R13
10k

R23
27

R12
10k

R17
39k

R19
1k

R24
27

R18
47k

R21
3.3k

R14
18k

C9
0.01

R15
10k

R20
12k

R16
18k

R11
18k

R8
100k

R71
47k

R75
100k

R82
100k

R5
10k

R9
10k

R10
10k

C6
0.01

1
2
3
4
5
6
7

CP2

CP3

CP1

R2
8.2k

R1
10k

R3
100k

R4
1M

1
2
3
4

R63
2.7k

C7
10

VSS

SDA

SCL

VCC

R61
JPW

R62
10k

C44
0.001

R65
100k

R64
1M

X1
CR-739
(9.8304 MHz)

R60
6.2k

P10/TMOW

P11/TMOFL

P12/TMOFH

P13/TMIG

P14/IRQ4/ADTRG

P15/IRQ1/TMIC

P16/IRQ2

P17/IRQ3/TMIF

VSS

OCS2

OSC1

TEST

RES

P20/SCK1

P21/SI1

P22/SO1

P23

P24

P25

P26

P27

P30/PWM

P31/UD

P32/RESO

P33/SCK31

P34/RXD31

P35/TXD31

P36/AEVH

P37/AEVL

CVCC

VSS

VCC

PA3/COM4

PA2/COM3

PA1/COM2

PA0/COM1

P50/WKP0/SEG1

P51/WKP1/SEG2

P52/WKP2/SEG3

P53/WKP3/SEG4

P54/WKP4/SEG5

P55/WKP5/SEG6

P56/WKP6/SEG7

P57/WKP7/SEG8

P60/SEG9

P61/SEG10

P62/SEG11

P63/SEG12

P64/SEG13

P65/SEG14

P66/SEG15

P67/SEG16

P70/SEG17

P71/SEG18

P72/SEG19

P73/SEG20

P74/SEG21

P75/SEG22

P76/SEG23

P77/SEG24

P80/SEG25

P81/SEG26

P82/SEG27

P83/SEG28

P84/SEG29

P85/SEG30

P86/SEG31

P87/SEG32

P90/SEG33

P91/SEG34

P92/SEG35

P93/SEG36

P94/SEG37/M

P95/SEG38/DO

P96/SEG39/CL2

P97/SEG40/CL1

P40/SCK32

P41/RXD32

P42/TXD32

P43/IRQ0

AVCC

PB0/AN0

PB1/AN1

PB2/AN2

PB3/AN3

PB4/AN4

PB5/AN5

PB6/AN6

PB7/AN7

PC0/AN8

PC1/AN9

PC2/AN10

PC3/AN11

100

AVSS

C41
10

CSEG2

CSEG3

CSEG1

DSENC7

DSENC6

DSENC5

DSENC4

DSENC3

DSENC2

DSENC1

DSENC0

BPLVL

BEEPM

PSTB

UNLK

SQL

S28

S27

S26

S25
S24
S23
S22
S21
S20
S19
S18
S17
S16
S15
S14
S13
S12
S9
S8
S11
S10
S7
S6
S5
S4
S3
S2
S1

SQLV

SQL

SQLV

SQL

LBAT

TXDET

UNLK

S24

S11

S14

CH16

CHWX

S27

DSC

S22

DTRS

S23

S16

S10

S12

S20

H/L

S15

S13

S25

S26

S19

S18

S21

S17

S28

LEDV

DIM1

DIM2

DIM3

EDA

ECK

SP+

SP–

SP+

RCV
SEND

RMUTM

PTTM

CH16
CHWX
H/L

PCK
PSTB
PDATA
EXSTB

BPLVL

HI/LO

SEND

RCV

PTTM

RMUTM

EXOE

DTRS

DSC

DTRS

DSC

NMEAI

PTT

/TMUT

TMUT

HI/LO

SQLV

PTT

TXDET

TMUT

ICFC

RTXD

RRXD

PCK

PDATA

EXSTB

HANG

BEEPM

RES

BPFV

EXOE

CONT2

CONT1

VCC

BPLVL

SQLV

PTT

TXDET

BPFV

GND

TMUT

KEYM

ATIS

GND

ATIS

BEEPM

BAND EXTENTION

Internal
Speaker

to
MAIN-E unit J6
OPC-1046

SP–

SP+

DTRS

DSC

CH16

CHWX

H/L

–

C93
0.001

C94
470p

C95
0.001

C96
470p

Explanatory notes

VOLTAGE

LINE

TX LINE

RX LINE

LOGIC-E BOARD

from Smart MIC
HM132

to DSC terminal
DS-100
(OPC-1087)

1
2
3
4
5
6

GND

ICF3

DATAM+

DATAS+

DATAM–

DATAS–

D7
DA204K

R88
100k

R90
1k

1
2
3

GND

KEYM

HANG

D6
MA8062-M

D5
MA8062-M

D4
MA8062-M

D3
MA8062-M

HANG

4.48 Vp-p

9.83 MHz

4.57V at cont3

9.81V

ICF3: ON 0.00V
HM-127: ON 5.01V

5.01V

13.37V

4.78V

11-1 LOGIC-E BOARD

Содержание IC-M401E

Страница 1: ...VHF MARINE TRANSCEIVER iC m401e SERVICE MANUAL ...

Страница 2: ...er DO NOT apply an RF signal of more than 20 dBm 100mW to the antenna connector This could damage the trans ceiver s front end REPAIR NOTES 1 Make sure a problem is internal before disassembling the transceiver 2 DO NOT open the transceiver until the transceiver is dis connected from its power source 3 DO NOT force any of the variable components Turn them slowly and smoothly 4 DO NOT short any cir...

Страница 3: ...S 5 1 PREPARATION 5 1 5 2 PLL ADJUSTMENTS 5 2 5 3 TRANSMITTER ADJUSTMENTS 5 3 5 4 RECEIVER ADJUSTMENTS 5 3 SECTION 6 PARTS LIST 6 1 IC M401E 6 1 6 2 HM 132 6 6 SECTION 7 MECHANICAL PARTS AND DISASSEMBLY 7 1 IC M401E 7 1 7 2 HM 132 7 3 SECTION 8 SEMI CONDUCTOR INFORMATION SECTION 9 BOARD LAYOUTS 9 1 VR BOARD 9 1 9 2 SQL BOARD 9 1 9 3 HM 132 9 1 9 4 LOGIC E BOARD 9 2 9 5 MAIN E UNIT 9 4 SECTION 10 B...

Страница 4: ...5 0 kHz Spurious emissions Less than 0 25 µW Adjacent channel power More than 70 dB Residual modulation More than 40 dB Audio harmonic distortion Less than 10 at 60 deviation Audio frequency response 1 dB to 3 dB of 6 dB octave from 300 Hz to 3000 Hz RECEIVER Receive system Double conversion superheterodyne system Intermediate frequencies 1st 21 7 MHz 2nd 450 kHz Sensitivity Less than 2 dBµ emf ty...

Страница 5: ...57 150 157 200 157 250 157 300 157 350 157 400 157 850 156 025 156 075 156 075 156 125 156 175 156 175 156 225 156 225 156 275 156 275 156 325 156 325 156 375 156 425 156 475 Rx only 156 575 156 625 156 675 Receive 161 700 157 100 161 750 157 150 161 800 161 850 161 900 161 950 162 000 157 850 160 625 160 675 156 075 160 725 160 775 156 175 160 825 156 225 160 875 156 275 160 925 156 325 156 375 1...

Страница 6: ... driver Q10 2SC4226 Power amplifier IC3 RA35H1516M 01 1st IF filter 21 7 MHz FI1 FL 368 FI2 FL 363 FM IF IC IC2 TA31136FN 2nd IF filter FI3 CFWLA450KFFA PLL IC IC1 µPD3140GS AF mute IC4 TC4W66FU RF amplifier Q21 3SK131 Photo coupler IC8 PC357N6T Reset IC IC2 S 80942CNMC System clock 9 8304 MHz X1 CR 739 CPU IC1 HD6433847RB82H SQL board LOGIC E board Speaker VR board EEPROM IC4 HN58X2432TI ...

Страница 7: ...T 1 Remove the shield covers MP31 and MP33 2 Unsolder the antenna connector B 1 point 3 Unsolder bottom side A 6 points and side B 1 point as shown below 4 Unscrew 2 screws C and 6 screws D to remove the MAIN E unit A Bottom side A Unsolder Unsolder MP33 A shield cover Antenna connector Bottom side B D C B MP31 B shield cover 2 Slide the case free of the chassis in the direction of the arrow ...

Страница 8: ...al is applied to two crystal filters FI1 FI2 to suppress out of band signals and is then amplified at the IF amplifier Q23 The amplified signal is applied to the 2nd mixer circuit IC2 4 1 4 2ND IF AND DEMODULATOR CIRCUITS MAIN E UNIT The 2nd mixer circuit converts the 1st IF signal to a 2nd IF signal A double superheterodyne system which converts receive signals twice improves the image rejection ...

Страница 9: ...TER CIRCUITS 4 2 1 MICROPHONE AMPLIFIER CIRCUIT MAIN E UNIT The microphone amplifier circuit amplifies audio signals with 6 dB octave pre emphasis from the microphone to a level needed at the modulation circuit The AF signals from the microphone are amplified at the microphone amplifier IC7 pins6 7 via the analog switch IC4 pins 5 6 A capacitor C302 and resistor R303 are connected to the amplifier...

Страница 10: ...d by a crystal oscillator and the divided ratio of the programmable divider IC1 on the MAIN E unit is a dual PLL IC which controls both VCO circuits for Tx and Rx and contains a prescaler pro grammable counter programmable divider phase detector charge pump etc The PLL circuit using a one chip PLL IC MAIN E unit IC1 directly generates the transmit frequency and receive 1st IF frequency with VCOs T...

Страница 11: ...ignal is applied to the buffer amplifier Q61 and then passes through the 6 dB oct pre emphasis circuit R417 C416 The signal is applied to the mixer cir cuit IC7 pins 1 2 to mix with signals from the microphone The signal passes through the low pass filter IC8 pins 1 3 and is then applied to the VCO circuit as modulation signal 4 5 LOGIC CIRCUITS LOGIC E BOARD CPU IC1 is an 8 bit signal chip micro ...

Страница 12: ...than 160 MHz High Receiving less than 160 MHz Outputs transmit mute signal High While transmitting Input port for DS 100 data Input port for the squelch volume level Input port from the FM IF IC MAIN E unit IC2 for the squelch operation Input port for the connected power supply voltage detection low battery indicator Input port for TX LED control signal 93 94 95 96 97 98 99 Input port for the HM 1...

Страница 13: ...MENT Audio generator Standard signal generator SSG Oscilloscope AC millivoltmeter External speaker Attenuator Dummy load GRADE AND RANGE Frequency range 300 3000 Hz Measuring range 1 500 mV Frequency range 0 1 300 MHz Output level 0 1 µV 32 mV 127 to 17 dBm Frequency range DC 20 MHz Measuring range 0 01 20 V Measuring range 10 mV 10 V Input impedance 4 Ω Capacity 5 W or more Power attenuation 40 o...

Страница 14: ...Output power Low Transmitting Operating channel ch16 Output power Low Connect an RF power meter or a 50 Ω dummy load to the antenna connector Transmitting MAIN E Rear Panel Connect a digital multi meter or oscil loscope to the check point CP1 Loosely couple the frequency counter to the antenna con nector 1 8 V 1 6 V 156 8000 MHz MAIN Verify C12 C12 Reference frequency adjustment CP1 PLL lock volta...

Страница 15: ...meter to the check point CP5 Maximum voltage 0 8 V MAIN É MAIN E L35 L36 L38 L39 R214 This output level of a standard signal generator SSG is indicated as SSG s open circuit 5 3 TRANSMITTER ADJUSTMENTS OUTPUT POWER FREQUENCY DEVIATION ADJUSTMENT ADJUSTMENT ADJUSTMENT CONDITION MEASUREMENT VALUE POINT UNIT LOCATION UNIT ADJUST 1 1 Operating channel ch16 Output power High Transmitting Operating chan...

Страница 16: ... L38 CP5 Output power adjustment Frequency deviation adjustment Squelch level check point CP3 Sensitivity check point R214 Squelch level adjustment Sensitivity adjustment L39 J4 PTT AC millivoltmeter Audio generator 4 1 r q ...

Страница 17: ...6150003820 COIL LS 440 T L39 6150003820 COIL LS 440 T L42 6200010090 S COIL ELJND R82JF T R1 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 kΩ B R2 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 kΩ B R3 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 kΩ B R4 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 kΩ B R5 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 kΩ T R6 7030003380 S RESISTOR ERJ3GEYJ 331 V 330 Ω T R7 7030003440 S RESISTOR ...

Страница 18: ...ISTOR ERJ3GEYJ 823 V 82 kΩ B R317 7030003670 S RESISTOR ERJ3GEYJ 823 V 82 kΩ B R318 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 kΩ B R323 7030003630 S RESISTOR ERJ3GEYJ 393 V 39 kΩ B S Surface mount 6 2 REF ORDER DESCRIPTION M NO NO M Mounted side T Mounted on the Top side B Mounted on the Bottom side MAIN E UNIT R324 7510001670 S THRMISTOR NTCG16 4BH 103KT T R325 7030003570 S RESISTOR ERJ3GEYJ 123 V...

Страница 19: ...223 4030011600 S CERAMIC C1608 JB 1E 104K T B S Surface mount C231 4030011810 S CERAMIC C1608 JB 1A 224K T T C232 4030011600 S CERAMIC C1608 JB 1E 104K T T C233 4030008880 S CERAMIC C1608 JB 1H 223K T T C234 4030008880 S CERAMIC C1608 JB 1H 223K T T C235 4510004630 S ELECTROLYTIC ECEV1CA100SR T C236 4030011600 S CERAMIC C1608 JB 1E 104K T T C237 4510005860 S ELECTROLYTIC ECEV1HA2R2SR T C241 403000...

Страница 20: ...kΩ T R14 7030003590 S RESISTOR ERJ3GEYJ 183 V 18 kΩ T R15 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 kΩ T R16 7030003590 S RESISTOR ERJ3GEYJ 183 V 18 kΩ T R17 7030003630 S RESISTOR ERJ3GEYJ 393 V 39 kΩ T R18 7030003640 S RESISTOR ERJ3GEYJ 473 V 47 kΩ T R19 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 kΩ T R20 7030003570 S RESISTOR ERJ3GEYJ 123 V 12 kΩ T R21 7030003500 S RESISTOR ERJ3GEYJ 332 V 3 3 kΩ T R22...

Страница 21: ...4030006900 S CERAMIC C1608 JB 1H 103K T T C74 4030006900 S CERAMIC C1608 JB 1H 103K T T C75 4030006880 S CERAMIC C1608 JB 1H 472K T T C76 4030006900 S CERAMIC C1608 JB 1H 103K T T C81 4030006860 S CERAMIC C1608 JB 1H 102K T T C82 4030006900 S CERAMIC C1608 JB 1H 103K T T C91 4030006860 S CERAMIC C1608 JB 1H 102K T T C92 4030006860 S CERAMIC C1608 JB 1H 102K T T C93 4030006860 S CERAMIC C1608 JB 1H...

Страница 22: ... 471J T B MC1 7700002500 MICROPHONE KUC3523 040245 S1 2260002330 SWITCH SKHHLP014A B S2 2260002340 SWITCH SKHHAM024A T S3 2260002340 SWITCH SKHHAM024A T S4 2260002340 SWITCH SKHHAM024A T W1 9018490010 WIRE 71 98 010 X98 X98 KN T W2 9018490010 WIRE 71 98 010 X98 X98 KN T W3 9024495010 WIRE 24 00 020 W01 W01 KN B W4 9024495020 WIRE 24 04 020 W01 W01 KN B EP1 0910053701 PCB B 5587A REF ORDER DESCRIPT...

Страница 23: ...1240 Speaker 045P0803 FG 1 W 3 8900010500 Cable OPC 1046 1 MP1 8210020680 2438 front panel K ASS Y KN black 1 8210020690 2438 front panel L ASS Y KN white 1 MP2 8310050810 2438 window plate KN 1 MP4 8930014280 Speaker net FX706 1 MP5 8110007580 2490 E cover KN 1 MP10 8930055601 2438 key bord A 1 KN 1 MP21 8930052280 O ring AC 2 MP22 8310051220 2438 C bush plate KN 1 MP23 8930055840 2490 grounding ...

Страница 24: ...VR MP21 F MP21 F VR BOARD SQL BOARD MP2 F MP22 F MP5 F MC1 F MP31 F R1 VR R1 SQL MP1 F MP16 C MP17 C MP19 C MP31 C IC3 M EP2 L MP25 F MP25 F MP23 F LOGIC E BOARD DS1 L MP1 L W3 F MAIN E UNIT MP23 C MP48 C MP27 C MP2 M MP3 M MP3 L W1 C MP23 C MP32 C W1 C MP5 M MP40 C MP40 C MP40 C MP22 C MP11 C W1 C MP45 C J1 C MP20 C W2 C MP14 C MP26 C MP25 C MP13 C MP40 C MP5 C MP12 C MP33 C D C C D B E E A C B A...

Страница 25: ...ate 1 MP12 8820001150 2352 screw 5 MP13 8850001850 ICOM washer Y 5 MP14 8930052340 O ring AE 5 MP15 8930052350 O ring AF 1 MP16 8930056460 2449 MIC sheet 1 MP17 8930054910 2449 SP Rubber 1 MP18 8850001610 Spring washer M4 SUS 1 MP19 8810009260 Screw PH B0 2 6 NI BT 3 MP21 8810009240 Screw BiH M4 10 ZK 1 MP23 8810008900 Screw PH M3 6 NI 1 REF NO CHASSIS PARTS ORDER NO DESCRIPTION QTY REF NO MC1 770...

Страница 26: ...SC4116 BL Symbol LL B E C 2SC4226 R25 Symbol R25 D G S 2SK1069 4 Symbol FJ 3SK131 T2 LA Symbol V12 B E C DTA144 EUA Symbol 16 B E C DTA114 EUA Symbol 14 B E C DTC114 EUA Symbol 24 B E C DTC144 EUA Symbol 26 G1 G2 S D B C E B1 C1 C2 E B2 DIODES DA204 U Symbol K DA204 K Symbol K DSA3A1 Symbol Green MA77 Symbol 4B A A A C A A C A C A C C C C MA8062 M Symbol 6 2 HSM88ASR Symbol C3 HVC350BTRF Symbol B0...

Страница 27: ... J5 to SQL board 8 1 2 3 4 5 6 7 1 2 3 4 5 1 2 3 GND GND VOL2 VOL1 HVS GND SQLV 5V GND GND VOL2 VOL1 HVS 1 2 3 GND SQLV 5V 9 1 VR BOARD TOP VIEW 9 3 HM 132 TOP VIEW BOTTOM VIEW 9 2 SQL BOARD TOP VIEW BOTTOM VIEW BOTTOM VIEW R1 R2 R3 R4 C1 S4 S2 MC1 S 3 S1 ...

Страница 28: ...1 33 35 37 39 SP NC SP BPLVL VCC NC 5V GND GND TMUT TXDET HI LO SQLV PTT BPFV NC NC SQL UNLK PSTB SP SP BEEPM NC VCC 5V RCV SEND GND GND ATIS NC NC NC PTTM RMUTM NC GND PDATA PCK 40 2 39 J4 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 to MAIN E unit J6 W3 OPC 1046 GND ICF3 DATAS DATAS DATAM DATAM J1 6 1 to DS 100 OPC 1087 GND KEYM HANG J3 2...

Страница 29: ...9 3 DS1 BOTTOM VIEW The combination of this page and the previous page shows the unit layout in the same configuration as the actual P C Board ...

Страница 30: ...D VR BOARD R1 VR W1 OPC 1099 J5 CP15 ANT SP SP SP SP BEEPM NC NC VCC VCC 5V 5V RCV SEND GND GND TMUT GND GND ATIS NC NC NC PTTM PTT BPFV RMUTM NC NC NC SQL UNLK PSTB NC GND PDATA PCK BPLVL TXDET HI LOW SQLV J4 1 2 3 4 6 7 8 9 10 to DS 100 DATAM DATAM DATAS ICF3 DATAS GND 5 1 2 3 4 1 2 3 4 5 6 to LOGIC E board J1 DSC GND VCC DSC J7 DATAM DATAM DATAS DATAS ICF3 GND 9 5 MAIN E UNIT TOP VIEW The combi...

Страница 31: ...9 5 CP18 CP19 CP16 CP17 SP SP HV GND to DC POWER to EXT SPEAKER BOTTOM VIEW The combination of this page and the previous page shows the unit layout in the same configuration as the actual P C Board ...

Страница 32: ... BOARD IC1 HD6433847RH DS1 TTR5341 Q1 Q3 2SC4116 2 IC4 IC2 IC8 Q31 2SC4116 IC9 LA4425A IC7A IC8A Q4 Q5 2SC4226 2 Q6 2SC4215 Q3 2SC4215 Q7 SC4215 D7 D8 Q10 Q12 Q15 IC3 D12 13 Q13 2SA1577 D14 D21 IC4A PROTECT CTRL D42 DSA3A1 T5 Q55 2SB1132 13 8V REVERSE CTRL Q53 2SA1577 T5 5V CONNECT R5 Q52 DTC144EU R8 R8 REG R5 Q17 SQL BOARD 2nd LO MIC AMP IC10 TA7805S EXT SP INT SP HVS XB15A308 2 HSM88ASR 2 DTC144...

Страница 33: ...C 39 PA3 COM4 40 PA2 COM3 41 PA1 COM2 42 PA0 COM1 43 P50 WKP0 SEG1 44 P51 WKP1 SEG2 45 P52 WKP2 SEG3 46 P53 WKP3 SEG4 47 P54 WKP4 SEG5 48 P55 WKP5 SEG6 49 P56 WKP6 SEG7 50 P57 WKP7 SEG8 51 P60 SEG9 52 P61 SEG10 53 P62 SEG11 54 P63 SEG12 55 P64 SEG13 56 P65 SEG14 57 P66 SEG15 58 P67 SEG16 59 P70 SEG17 60 P71 SEG18 61 P72 SEG19 62 P73 SEG20 63 P74 SEG21 64 P75 SEG22 65 P76 SEG23 66 P77 SEG24 67 P80 ...

Страница 34: ...0 22 C223 0 1 C343 0 001 C342 0 001 C378 0 001 C377 47p C5 2 2 C25 10 R104 470 C27 1 IC8 NJM4558M 1 2 3 4 5 6 7 8 IC7 NJM4558M 1 2 3 4 5 6 7 8 C315 0 01 C304 0 01 R313 150k R305 100k R311 4 7k R309 100k R291 8 2k R292 22k R293 18k C291 10 L3 2 7µH R9 2 2k C316 10 C126 0 001 C127 18p C130 27p C133 5p C144 0 001 C141 27p C121 18p C124 18p C7 0 001 MP1 1 2 3 4 5 6 C41 39p C157 0 001 C174 2p C177 3p C...

Страница 35: ...M024A R3 15k R4 33k S2 SKHHAM024A S1 SKHHLP014A S3 SKHHAM024A 1 2 1 2 3 4 W2 W1 W3 W4 UP Y DOWN Z 16 C PTT MIC PTT to LOGIC E board J3 to MAIN E unit J4 MICG MIC GND KEYM GND CHASSIS UNIT W1 OPC 1081 Black OPC 1082 White Y ON 2 0V Z ON 3 0V 16 C ON 3 8V 11 3 HM 132 ...

Страница 36: ......

Страница 37: ...S 14013MZ C2 2004 Icom Inc 1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan ...

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